Dominantly inherited PFBC is associated with pathogenic variants in SLC20A2 (solute carrier 20 member 2),2XPR1 (xenotropic and polytropic retrovirus receptor 1),3PDGFB (platelet‐derived growth factor B)4 and PDGFRB (platelet‐derived growth factor receptor B).5 The gene discussed is XPR1; the disease is bilateral striopallidodentate calcinosis.